Mirror cover



FIG. 1 is a rear perspective view of the mirror cover;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof; and,

FIG. 5 is an opposite side elevational view thereof.

The broken line showing of the decorative elements of FIGS. 1 and 3 are for the purpose of illustrating exemplary decorative elements and form no part of the claimed design. 

The ornamental design for a mirror cover, as shown and described. 